000 00323nam a2200133Ia 4500
008 130225s9999 xx 000 0 und d
100 _aGraham, Robert.
245 _aPollorum disease of chicks
260 _aIllinois
_c1935
300 _a0.5
440 _aIllinois Agriculture Experime
901 _a28704
942 _cB
_2udc
999 _c5458
_d5458